The bad news is that it costs $59.99, although if you use the discount code NODRM during checkout, you’ll get 20% off, bringing it down to $48. That’s still $10 more than the paperback version at Amazon.

In the comments on the publisher’s announcement about DRM-free PDF downloads, readers are voicing their opinion about the format and the pricing. If you’d like to thank Wiley for making a DRM-free version available, or if you’ve got questions about the pricing, feel free to voice your opinion there.